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Drawer 29 C18 D

 Container

Contains 1 Result:

2-9 D Maps to accompany annual report contains old maps of early mine company buildings North of Portage Lake, 1853-1854, 1910

 File — drawer: 29 C18 D
Collection Scope and Content Summary From the Collection:

Map collection, circa 1896-circa 1966, of the Calumet and Hecla Mining Company in Michigan's Keweenaw Peninsula. Includes geological maps of surface and underground mines and properties owned by the company as well as properties owned by other entities. Also includes some mechanical drawings of machinery and building plans for company-owned buildings.

Dates: 1853-1854, 1910